Sales of tangible personal property
For interior designers/consultants that sell or provide tangible personal property (furnishings, fixtures, artwork, or other goods) to their clients, the correct tax treatment is determined by who is responsible for payment of the goods as noted in the contract or agreement between the seller and buyer.
Some of the methods by which interior designers/consultants may contract to sell tangible personal property to their clients include:
Buying and reselling tangible personal property
Sales to consumers